2011年1月22日 · Distribution circuit to DB3 I will use the equation: Zs = Ze(R1+R2) Ze = 0.08 R1 = 0.342 mΩ/m (at 90°C, i will not need to apply a correction factor of 1.28) R2 = 1.2 mΩ/m …

2023年4月13日 · The equation I posted is the adiabatic, but not quite as you were expecting. Note that the let-through energy is measured in A²s, and replaces the (I²t) in the adiabatic equation. …

2013年1月12日 · The adiabatic equation is not used to determine sizing of bonding conductors. This equation is used to determine if the earthing conductor is of suitable size to handle …

2018年11月11日 · Again looking at the graph associated with the protective device. Then to the adiabatic equation, now your looking for S, The value of k will be dependent on your cpc, …

2009年3月29日 · Find Adiabatic equation Advice and Help. How-to Adiabatic equation in the Periodic Inspection Reporting & Certification advice boards on ElectriciansForums.net …

2011年5月15日 · Hi Is it acceptable to use the adiabatic equation to work out the size Main Earthing conductor to install in a standard domestic property for a consumer unit change. Ive …

2012年7月1日 · Adiabatic Equation. Thread starter steve100; Start date Jul 1, 2012; Tags adiabatic equation ...

2015年5月21日 · The adiabatic equation is given in Regulation 543-01-03: S = the cross-sectional area of the protective conductor I= the fault current t =the operating time of the overcurrent …

2023年1月13日 · As @Lucien Nunes says it can sometimes be necessary to look at how you limit the worst-case fault current for various reasons, not just cable adiabatic but also the OCPD …

2011年11月15日 · When using the values of 460A and 5s, the adiabatic equation produces a result of: 8.94. When using 550A instead, and the disconnection time of 5s the adiabatic …